Originally Posted by M N B
You're kidding? Why make a high end, adjustable cartridge and leave out the most critical part of suspension. Preload does not sufficiently compensate for weight. Proper spring rate is just as important.
What critical part is left out?
Are you referring to the fact that it's a linear spring? (or did I misread your post?)
Of course you're correct in needing proper spring rate, and preload is important for setting sag in either linear or progressive.